The San Marino 2003 Official BU Set contains 1, 2, 5, 10, 20, 50 cent coins and 1, 2 euros (Brilliant Uncirculated), as well as a 5 euro coin commemorating the "Independence, Tolerance and Liberty".

The Republic of San Marino was granted the right to mint euro coins by virtue of their long-standing monetary agreements with the Italian government. Sammarinese euro coins feature separate designs for every coin: Government Building (Palazzo Pubblico), Coat of arms, Saint Marinus (inspired by a painting of the school of Guercino), Basilica of San Marinus, First tower (La Guaita), Statue of Liberty and Third tower (Il Montale)